[INFO] cloning repository https://github.com/Emerentius/binary_search_bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Emerentius/binary_search_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fbinary_search_bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fbinary_search_bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8f3137359b629244240369d53120f1d4f819072
[INFO] checking Emerentius/binary_search_bench against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmerentius%2Fbinary_search_bench" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Emerentius/binary_search_bench on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Emerentius/binary_search_bench
[INFO] finished tweaking git repo https://github.com/Emerentius/binary_search_bench
[INFO] tweaked toml for git repo https://github.com/Emerentius/binary_search_bench written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/Emerentius/binary_search_bench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50b54fb63ca114b42bd16f654b5aafc63959dd3623e019b1630ef52227ceff73
[INFO] running `Command { std: "docker" "start" "-a" "50b54fb63ca114b42bd16f654b5aafc63959dd3623e019b1630ef52227ceff73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50b54fb63ca114b42bd16f654b5aafc63959dd3623e019b1630ef52227ceff73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b54fb63ca114b42bd16f654b5aafc63959dd3623e019b1630ef52227ceff73", kill_on_drop: false }`
[INFO] [stdout] 50b54fb63ca114b42bd16f654b5aafc63959dd3623e019b1630ef52227ceff73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e20f45e9a7155f78c8daf55c602f3c688615c3588439d0063a58ba9406edb017
[INFO] running `Command { std: "docker" "start" "-a" "e20f45e9a7155f78c8daf55c602f3c688615c3588439d0063a58ba9406edb017", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking binary_search_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binary_search_bench` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e20f45e9a7155f78c8daf55c602f3c688615c3588439d0063a58ba9406edb017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20f45e9a7155f78c8daf55c602f3c688615c3588439d0063a58ba9406edb017", kill_on_drop: false }`
[INFO] [stdout] e20f45e9a7155f78c8daf55c602f3c688615c3588439d0063a58ba9406edb017
